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  2. Pitch (resin) - Wikipedia

    en.wikipedia.org/wiki/Pitch_(resin)

    Bucket of pitch for use on ships. Pitch, a traditional naval store, was traditionally used to help caulk the seams of wooden sailing vessels (see shipbuilding).Other important historic uses included coating earthenware vessels for the preservation of wine, waterproofing wooden containers, and making torches.

  3. Waterproofing - Wikipedia

    en.wikipedia.org/wiki/Waterproofing

    The hulls of boats and ships were once waterproofed by applying tar or pitch. Modern items may be waterproofed by applying water-repellent coatings or by sealing seams with gaskets or o-rings . Waterproofing is used in reference to building structures (such as basements , decks, or wet areas), watercraft, canvas, clothing ( raincoats or waders ...

  4. Tar - Wikipedia

    en.wikipedia.org/wiki/Tar

    Tar was used as seal for roofing shingles and tar paper and to seal the hulls of ships and boats. For millennia, wood tar was used to waterproof sails and boats, but today, sails made from inherently waterproof synthetic substances have reduced the demand for tar. Wood tar is still used to seal traditional wooden boats and the roofs of historic ...

  5. Boat building - Wikipedia

    en.wikipedia.org/wiki/Boat_building

    Boat building is the design and construction of boats (instead of the larger ships) — and their on-board systems. This includes at minimum the construction of a hull , with any necessary propulsion, mechanical, navigation, safety and other service systems as the craft requires.

  6. Superhydrophobic coating - Wikipedia

    en.wikipedia.org/wiki/Superhydrophobic_coating

    The coating can be sprayed onto objects to make them waterproof. The spray is anti-corrosive and anti-icing; has cleaning capabilities; and can be used to protect circuits and grids. Superhydrophobic coatings have important applications in maritime industry. They can yield skin friction drag reduction for ship hulls, thus increasing fuel ...

  7. A Bronze Age-style ship just sailed through the Persian Gulf ...

    www.aol.com/bronze-age-style-ship-just-152522321...

    The vessel, known as a Magan boat, spans 59 feet (18 meters) in length and was assembled by a team of 20 specialists using techniques that date back to 2100 BC, when the Persian Gulf became part ...

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